2788820204 has 24 divisors (see below), whose sum is σ = 4989191088. Its totient is φ = 1363602240.

The previous prime is 2788820183. The next prime is 2788820213. The reversal of 2788820204 is 4020288872.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9179 + ... + 75245.

It is an arithmetic number, because the mean of its divisors is an integer number (207882962).

Almost surely, 2^2788820204 is an apocalyptic number.

It is an amenable number.

2788820204 is a deficient number, since it is larger than the sum of its proper divisors (2200370884).

2788820204 is a wasteful number, since it uses less digits than its factorization.

2788820204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66305 (or 66303 counting only the distinct ones).

The product of its (nonzero) digits is 114688, while the sum is 41.

The square root of 2788820204 is about 52809.2814190839. The cubic root of 2788820204 is about 1407.5813546103.

The spelling of 2788820204 in words is "two billion, seven hundred eighty-eight million, eight hundred twenty thousand, two hundred four".